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Inventor

Bradley A. Butcher

Inventor
La Verne, CA, US

Overview

7→
Patents
1998–2021
Patent span
Physics
Primary field (CPC G)

Patents· 7 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties45%
LOC2418%
Y10TTechnical subjects covered by former us classification18%
G01FMeasuring volume, volume flow, mass flow or liquid level9%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light9%
PatentTitleYear
11,125,696Colorimetric analyzer with de-bubbling202110,788,416Multiple wavelength light source for colorimetric measurement202010,119,951On-line wet chemistry analyzer20189,891,162'Photometric measurement cell'2018D0770637'Reagent bottle'2016D0745184'Wet chemistry analyzer'20155,833,925'Automatic chemistry analyzer with improved ion selective electrode assembly'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998Patents assigned to BECKMAN INSTRUMENTS INC (1)· patent assignee history
1998–2021Based in La Verne, CA, US· patent location history
2015–2020Patents assigned to ROSEMOUNT ANALYTICAL INC (4)· patent assignee history
2018–2021Patents assigned to ROSEMOUNT INC (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ROSEMOUNT ANALYTICAL INC42015–2020
ROSEMOUNT INC32018–2021
BECKMAN INSTRUMENTS INC11998
Locations
LocationPatentsSpan
La Verne, California, US71998–2021